X scrollfactor, effects how much the camera offsets the drawn graphic.
Can be used for parallax effect, eg. Set to 0 to follow the camera,
0.5 to move at half-speed of the camera, or 1 (default) to stay still.
Y scrollfactor, effects how much the camera offsets the drawn graphic.
Can be used for parallax effect, eg. Set to 0 to follow the camera,
0.5 to move at half-speed of the camera, or 1 (default) to stay still.